Home / 10,622.60-15,936.30-6,237.80

Finding the Fourth Proportional to 10,622.60, 15,936.30 and 6,237.80

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Solution

The fourth proportional to 10,622.60, 15,936.30 and 6,237.80 is: 9,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.60 : 15,936.30 = 6,237.80 : x
  2. Step 2: Convert to fraction form
    10,622.60/15,936.30 = 6,237.80/x
  3. Step 3: Cross multiply
    10,622.60x = 15,936.30 × 6,237.80
  4. Step 4: Simplify right side
    10,622.60x = 99,407,452.14
  5. Step 5: Solve for x
    x = 99,407,452.14/10,622.60
  6. Step 6: Final answer
    x = 9,358.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.